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Ethyl Ascorbic Acid CAS 86404-04-8 - Premium China Suppliers and Factory for Quality Ingredients
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Chemical Name: Ethyl Ascorbic Acid
CAS No.: 86404-04-8
Molecular Formula: C8H12O6
Molecular Structure:
Molecular Weight: 204.18
Appearance: White or almost white crystalline powder
Sample: Free samples available for testing
Boiling Point: 551.5 ± 50.0 °C (Predicted)
Density: 1.46 ± 0.1 g/cm3 (Predicted)
Ethyl Ascorbic Acid, a highly effective derivative of vitamin C, is produced in our state-of-the-art factory in China. As a leading supplier, we ensure the highest quality standards for this powerful antioxidant that brightens the skin and reduces signs of aging. Our Ethyl Ascorbic Acid is available in a pure, white crystalline form, making it ideal for various cosmetic formulations. Contact us today for your free sample and experience the quality that our factory and suppliers proudly deliver.
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Typical Properties
| Item | Specifications |
| Appearance | White crystalline powder |
| Assay | 99% min |
| Melting point | 110.0–115.0 ℃ |
| pH (3% water solution) | 3.5–5.5 |
| Free of VC | 10 ppm max |
| Heavy metal | 10 ppm max |
| Loss on drying | 0.5% max |
| Ignition residue | 0.2% max |
Vitamin C Ethyl Ether (Ethyl Ascorbic Acid) is a highly stable and skin-permeable derivative of Vitamin C. Possessing both hydrophilic and lipophilic properties, it serves as a core ingredient for whitening, anti-aging, and antioxidant cosmetics, effectively solving the pain points of traditional Vitamin C, namely its susceptibility to oxidation and poor absorption.
Core Product Advantages
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1. Exceptional Stability
The ethyl modification at the C3 hydroxyl group completely solves the issues of oxidation, yellowing, and inactivation common in pure Vitamin C. It offers strong formulation compatibility and a long shelf life.
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2. Efficient Transdermal Absorption
Its amphiphilic structure adapts well to the skin barrier, providing superior penetration compared to most Vitamin C derivatives and allowing it to reach the dermis to take effect.
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3. Gentle & Low Irritation
Free from the acidic irritation of pure Vitamin C, it is suitable for sensitive skin and does not stain the stratum corneum.
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4. Comprehensive Efficacy
Delivers multiple benefits, including whitening, anti-aging, antioxidant, anti-inflammatory, and collagen-boosting effects.
Major Efficacy & Applications
Core Efficacy
- Whitening & Spot Fading: Inhibits tyrosinase activity, blocks melanin production, reduces existing melanin, and fades dark spots and acne marks.
- Anti-aging & Firming: Promotes collagen synthesis, increases skin elasticity, and improves fine lines and sagging.
- Antioxidant: Scavenges free radicals, protects against photo-aging and blue light damage, and brightens skin tone to improve dullness.
- Anti-inflammatory & Soothing: Inhibits solar inflammation, soothes redness, and assists in barrier repair.
Application Areas (Cosmetics)
- Product Types: Serums, lotions, creams, gels, masks, and toners.
- Formulation Categories: Suitable for all types of formulations focused on whitening, anti-aging, repair, brightening, and antioxidant benefits.
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Recommended Dosage:
0.5% – 2.0%
Package & Storage
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Package
1 kg / aluminum foil bag
25 kg / cardboard drum
25 kg / cardboard drum
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Storage
Cool, dry, and dark
Preferably refrigerated at 2–8 ℃
Preferably refrigerated at 2–8 ℃
Frequently Asked Questions
Q What is Vitamin C Ethyl Ether (Ethyl Ascorbic Acid)?
Vitamin C Ethyl Ether, also known as Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid), is a stable derivative of Vitamin C in which an ethyl group is introduced at the C3 hydroxyl position. This modification greatly enhances its stability and skin permeability while retaining the full functional benefits of Vitamin C.
Q Why is Ethyl Ascorbic Acid more stable than pure Vitamin C?
Pure Vitamin C (L-Ascorbic Acid) is highly susceptible to oxidation due to its free hydroxyl groups, causing yellowing and loss of efficacy in formulations. The ethyl modification at the C3 position blocks this oxidation pathway, resulting in a significantly more stable ingredient with a longer shelf life and better formulation compatibility.
Q What is the recommended usage level of Ethyl Ascorbic Acid in cosmetic formulations?
The recommended dosage of Ethyl Ascorbic Acid in cosmetic formulations is 0.5% to 2.0%. It is suitable for a wide range of product types including serums, lotions, creams, gels, masks, and toners targeting whitening, anti-aging, antioxidant, and brightening benefits.
Q Is Ethyl Ascorbic Acid suitable for sensitive skin?
Yes. Unlike pure Vitamin C, which can cause acidic irritation, Ethyl Ascorbic Acid is gentle and low in irritation. It does not stain the stratum corneum and is well-tolerated by sensitive skin types, making it an excellent choice for inclusive skincare formulations.
Q How should Ethyl Ascorbic Acid be stored to maintain its quality?
Ethyl Ascorbic Acid should be stored in a cool, dry, and dark environment. Refrigeration at 2–8 ℃ is preferred to maximize shelf life and prevent any potential degradation. It is packaged in 1 kg aluminum foil bags or 25 kg cardboard drums to ensure product integrity during storage and transport.
Q What are the main skin benefits of using Ethyl Ascorbic Acid in skincare products?
Ethyl Ascorbic Acid offers comprehensive skin benefits: it inhibits tyrosinase to reduce melanin and fade dark spots; promotes collagen synthesis to improve elasticity and reduce fine lines; scavenges free radicals to protect against photo-aging and blue light damage; and soothes inflammation and redness, supporting overall skin barrier health.